Remove unnecessary check

Author: shinghim

fuzz/fuzz_targets/bitcoin/arbitrary_block.rs

@@ -23,7 +23,6 @@ fn do_test(data: &[u8]) {
         }
 
         let deserialized: Result<Block, _> = deserialize(serialized.as_slice());
-        assert!(deserialized.is_ok(), "Deserialization error: {:?}", deserialized.err().unwrap());
         assert_eq!(deserialized.unwrap(), block);
     }
 }

fuzz/fuzz_targets/bitcoin/arbitrary_transaction.rs

@@ -11,7 +11,6 @@ fn do_test(data: &[u8]) {
     if let Ok(mut tx) = t {
         let serialized = serialize(&tx);
         let deserialized: Result<Transaction, _> = deserialize(serialized.as_slice());
-        assert!(deserialized.is_ok(), "Deserialization error: {:?}", deserialized.err().unwrap());
         assert_eq!(deserialized.unwrap(), tx);
 
         let len = serialized.len();

fuzz/fuzz_targets/bitcoin/arbitrary_witness.rs

@@ -14,7 +14,6 @@ fn do_test(data: &[u8]) {
         let _ = witness.taproot_leaf_script();
 
         let deserialized: Result<Witness, _> = deserialize(serialized.as_slice());
-        assert!(deserialized.is_ok(), "Deserialization error: {:?}", deserialized.err().unwrap());
         assert_eq!(deserialized.unwrap(), witness);
 
         if let Ok(element_bytes) = Vec::<u8>::arbitrary(&mut u) {